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Washington Personal Driver Knowledge Test
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Safe & Responsible DrivingStandalone practice
Jordan is 19 and used cannabis earlier today. Jordan feels normal and plans to drive. For Jordan, what THC level in a blood test within two hours of driving is a violation?
Correct answer: Any THC above 0.00 nanograms per milliliter of blood
Why
Cannabis is legal only for adults 21 and older, and there is no safe amount for driving. It can reduce attention and coordination, slow reactions and make it hard to judge distances. A driver of any age who is affected by cannabis can also be charged with DUI.
Verified against Washington Driver Guide · Cannabis and driving · p. 37, 38, 73
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